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Posted: 03/16/2017
Last updated: 03/16/2017
Status: Published
A seed fractionator operates by subjecting seed to a tortuous air stream of finely adjustable speed. The seed sample is separated into light seed and heavy seed. The fractionation can be done several times to subdivide a sample into more parts. Germination tests performed on each sample...


Posted: 12/18/2016
Last updated: 01/21/2017
Status: Published
Complete step by step plans for building a bicycle powered dehuller that is also convertible to a bicycle powered flour mill.Add new comment


Posted: 10/30/2016
Last updated: 01/28/2017
Status: Published
Complete plans for building a bicycle powered fanning mill. The fanning mill sorts, cleans, and grades seeds with two shaking screens and a winnowing tower. It is adjustable for all sorts of crops and operations. It can clean up to ten pounds per minute.Add new comment


Posted: 10/30/2016
Last updated: 01/21/2017
Status: Published
Complete instructions for making a bicycle powered thresher. Thresher works on various crops including dry beans, wheat, rice, rye, einkorn, and lupine. Threshes about one pound per minute. This is the first of three tools for small scale grain processing designed to allow small farms to dabble...


Posted: 01/28/2015
Last updated: 01/28/2017
Status: Published
Links below to the complete plans for bike powered tools for small scale grain processing; a thresher, a fan mill/winnower, and a dehuller/flour mill. The plans guide a farmer or a fabricator through step-by-step instructions using wood, metal, and scavenged bicycle parts. The cost of materials...


Posted: 01/21/2015
Last updated: 01/21/2017
Status: Published
This spike chucks in a hand drill and spins a butternut squash, allowing you to peel it with a grater (i find a half round sure-form to be a greater grater). There is a video at: https://www.youtube.com/watch?v=r1u3sPFnBQwAdd new comment